adjectiveDate: 16121. causing nausea or disgust ;nauseating2. affected with nausea or disgust
• nauseouslyadverb
• nauseousnessnoun Usage:
Those who insist that nauseous can properly be used only in sense 1 and that in sense 2 it is an error for nauseated are mistaken. Current evidence shows these facts: nauseous is most frequently used to mean physically affected with nausea, usually after a linking verb such as feel or become; figurative use is quite a bit less frequent. Use of nauseous in sense 1 is much more often figurative than literal, and this use appears to be losing ground to nauseating. Nauseated is used more widely than nauseous in sense 2.

nauseous — nauseated, nauseating, nauseous 1. In Britain nauseated and nauseating (as parts of the verb nauseate) occasionally mean respectively ‘affected by nausea’ and ‘causing nausea’ in the physical sense but more often mean ‘disgusted’ and (especially) … Modern English usage

nauseous — adj. to feel nauseous USAGE NOTE: Some purists still claim that nauseous means only nauseating . In fact, most speakers now use it as a synonym of nauseated. * * * [ nɔːzɪəs] to feel nauseous (USAGE NOTE: Some purists still claim that nauseous… … Combinatory dictionary